复习现在完成时态()
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She has made many friends since Lucy came to China.
用法二
一段时间的表达方法有两种: 1. for +一段时间，如：达到3年
for 3 years 2. since+过去的某一时刻, 如：自从上周以来
since last week since+一般过去时态的从句,如：自从Lucy来中国以来
2.自从9点钟以来，我们就在这儿等他。 We have waited for him since 9:00.
We have been waiting for him since 9:00. 3.自从两周前以来，他就在练习打篮球。
He has practiced basketball since 2 weeks ago. 4.自从Lucy来中国以来，她就结交了许多朋友。
过去分词
1.规则变化与过去式相同;
2.不规则变化比较多,如:
am,is
was,been
are
were,been
become became,become
cut
cut,cut
do
did,done
fly
flew,flown
go
went,gone
keep
kept,kept
run
ran,run
write drive come buy bring take make sit feed
2.当我醒来时，妈妈已经上班去了。 When I wake up, mother had already gone to work.
练习
1 234
练习 1
1.他去过两次泸州。 He _h_a_s_ b_e_e_n_ _t_o__ Luzhou _tw__ic_e_.
2.他们去了办公室，将很快回来。 They _h_a_v_e_ _g_o_n_e_ __to___ the office. They _w__il_l _ _c_o_m_e_ back soon.
The plane took off ten minutes ago .
3.昨天，她们去游泳了。源自文库
They went swimming yesterday .
比较2
二、现在完成进行时态，如： 1.我学习英语达到3年了。
I have been learning English for 3 years. 2.自从9点钟以来，我们就在这儿等他。
概念
一、基本结构： 助动词have/has+动词的过去分词 二、用法1：表示 过去发生或已经完成的某一动作
对现在造成的影响或结果。
标志词：already,yet,just,ever,never,before
用法2：表示 过去已经开始，持续到现 在的动作或状态。
标志词：for,since,since…ago
动词转换
结束性动词不能和表示一段时间的时间状语连用,但是 可以转换成相应的延续性动词或短语。如：
buy- have , borrow- keep
come- be in , begin- be on
join- be a member of
.
, leave- be away , , die- be dead ,
wrote,written drove,driven came,come bought,bought brought,brought took,taken made,made sat,sat fed,fed
用法一
1.我已经看过这部电影。 I have already seen the film.
2.你已经浇过花了吗？ Have you watered the flowers yet?
比较1
一、当有一个表示过去某一特定时间的状语时，不用 现在完成时，而用一般过去时: yesterday(昨天), just now(刚才)，an hour ago （一个小时前）, last year(去年); etc. 如： 1.我们上周完成了我们的工作。
We finished our work last week . 2.飞机十分钟前起飞了。
1.他来中国半年了。
He comes China for half a year. 改为： has been in。
2.李雷买这本字典3天了。
Li Lei has bought a dictionary for 3years. 改为： had 。
3.他的爷爷去世3年了。
His grandpa has died for 3 years. 改： been dead 。
3.他刚刚完成了家庭作业。 He has just finished his homework.
4.我们曾经去过五仙山。 We have ever been to the Wuxian Hills.
5.李雷从不抽烟。 Lilei has never smoked .
用法二
1.我学习英语达到3年了。 I have learned English for 3 years. I have been learning English for 3 years.
since Lucy came to China 注意:for 和since 所引导的时间状语都表示一段时间，对 它们提问都用短语： How long 如：
I have studied English for 3 years.(对划线部分提问)
How long have you studied English?
We have waited for him since 9:00.
We have been waiting for him since 9:00. 三、过去完成时态，如： 1.当我赶到车站时，公共汽车已经开走了。
When I hurried to the bus stop, the bus had already left.
Review the Present Perfect
Tense
The Present Perfect Tense
回顾 比较
概念
中考
练习 结束
回顾
1.我已经看过这部电影。 I have already seen the film.
2.他们上电视许多次了。 They have been on TV many times. 3.他在这儿工作达到三年了。 He has worked here for three years.
用法二
一段时间的表达方法有两种: 1. for +一段时间，如：达到3年
for 3 years 2. since+过去的某一时刻, 如：自从上周以来
since last week since+一般过去时态的从句,如：自从Lucy来中国以来
2.自从9点钟以来，我们就在这儿等他。 We have waited for him since 9:00.
We have been waiting for him since 9:00. 3.自从两周前以来，他就在练习打篮球。
He has practiced basketball since 2 weeks ago. 4.自从Lucy来中国以来，她就结交了许多朋友。
过去分词
1.规则变化与过去式相同;
2.不规则变化比较多,如:
am,is
was,been
are
were,been
become became,become
cut
cut,cut
do
did,done
fly
flew,flown
go
went,gone
keep
kept,kept
run
ran,run
write drive come buy bring take make sit feed
2.当我醒来时，妈妈已经上班去了。 When I wake up, mother had already gone to work.
练习
1 234
练习 1
1.他去过两次泸州。 He _h_a_s_ b_e_e_n_ _t_o__ Luzhou _tw__ic_e_.
2.他们去了办公室，将很快回来。 They _h_a_v_e_ _g_o_n_e_ __to___ the office. They _w__il_l _ _c_o_m_e_ back soon.
The plane took off ten minutes ago .
3.昨天，她们去游泳了。源自文库
They went swimming yesterday .
比较2
二、现在完成进行时态，如： 1.我学习英语达到3年了。
I have been learning English for 3 years. 2.自从9点钟以来，我们就在这儿等他。
概念
一、基本结构： 助动词have/has+动词的过去分词 二、用法1：表示 过去发生或已经完成的某一动作
对现在造成的影响或结果。
标志词：already,yet,just,ever,never,before
用法2：表示 过去已经开始，持续到现 在的动作或状态。
标志词：for,since,since…ago
动词转换
结束性动词不能和表示一段时间的时间状语连用,但是 可以转换成相应的延续性动词或短语。如：
buy- have , borrow- keep
come- be in , begin- be on
join- be a member of
.
, leave- be away , , die- be dead ,
wrote,written drove,driven came,come bought,bought brought,brought took,taken made,made sat,sat fed,fed
用法一
1.我已经看过这部电影。 I have already seen the film.
2.你已经浇过花了吗？ Have you watered the flowers yet?
比较1
一、当有一个表示过去某一特定时间的状语时，不用 现在完成时，而用一般过去时: yesterday(昨天), just now(刚才)，an hour ago （一个小时前）, last year(去年); etc. 如： 1.我们上周完成了我们的工作。
We finished our work last week . 2.飞机十分钟前起飞了。
1.他来中国半年了。
He comes China for half a year. 改为： has been in。
2.李雷买这本字典3天了。
Li Lei has bought a dictionary for 3years. 改为： had 。
3.他的爷爷去世3年了。
His grandpa has died for 3 years. 改： been dead 。
3.他刚刚完成了家庭作业。 He has just finished his homework.
4.我们曾经去过五仙山。 We have ever been to the Wuxian Hills.
5.李雷从不抽烟。 Lilei has never smoked .
用法二
1.我学习英语达到3年了。 I have learned English for 3 years. I have been learning English for 3 years.
since Lucy came to China 注意:for 和since 所引导的时间状语都表示一段时间，对 它们提问都用短语： How long 如：
I have studied English for 3 years.(对划线部分提问)
How long have you studied English?
We have waited for him since 9:00.
We have been waiting for him since 9:00. 三、过去完成时态，如： 1.当我赶到车站时，公共汽车已经开走了。
When I hurried to the bus stop, the bus had already left.
Review the Present Perfect
Tense
The Present Perfect Tense
回顾 比较
概念
中考
练习 结束
回顾
1.我已经看过这部电影。 I have already seen the film.
2.他们上电视许多次了。 They have been on TV many times. 3.他在这儿工作达到三年了。 He has worked here for three years.